UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cxu8OGFkMuQsZpEUOlCBx/HMfnUDedbpL1YOB280ykw=' 
WHERE 
  key_id = '8355f5d133b031be08bf5b78b9eb399257ab62a3980ad40a9ecc7677ad71a096' 
  AND (
    token = 'Cxu8OGFkMuQsZpEUOlCBx/HMfnUDedbpL1YOB280ykw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )